GB/T 16649.2-2024 Chinese PDF (GB/T16649.2-2024) GB/T 9869.1-2025 English versions: GB/T 14733

English versions: GB/T 14733

English versions: GB/T 23480-2025

GB/T 44999-2024_Chinese: Determination of phosphorus content in detergents - Inductively coupled plasma mass spectrometry (Chinese: 洗涤剂中磷含量的测定 电感耦合等离子体质谱法)

2-2025_Chinese: Household electric direct-acting room heaters - Methods for measuring performance - Part 2: Additional provisions for the measurement of the radiant factor (Chinese: 家用直接作用式房间电加热器 性能测试方法 第2部分：辐射系数测量的附加规定)

9-2023_Chinese: Implants for surgery - Metallic materials - Part 9: Wrought high nitrogen stainless steel (Chinese: 外科植入物 金属材料 第9部分：锻造高氮不锈钢)

GB/T 16649.2-2024 Chinese PDF (GB/T16649.2-2024) GB/T 9869.1-2025 English versions: GB/T 14733GB T 16649. 2 2024_Chinese: Identification cards Integrated circuit cards Part 2: Cards with contacts Dimensions and location of the contacts (Chinese: 2 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 16649. 2 2024